Galvanized hlau yog ib qho nyuaj zinc plated hlau uas tuaj yeem tiv thaiv kev xeb thiab ua rau nws lub neej kev pab cuam ntxiv rau nws qhov ua tau ntev. Galvanized hlau tuaj yeem pom hauv cov ntawv hlau, qhov nqes dej, lub qhov rooj tsheb, thiab lub kaus mom tsheb. Txawm hais tias cov hlau no tiv taus xeb, nws tseem tuaj yeem qias neeg thiab yuav tsum tau kho nrog kev saib xyuas. Galvanized hlau uas tau ntxuav thiab tu tsis tu ncua yuav nyob ntev dua thiab zoo nyob rau lub sijhawm ntev.
Kauj ruam
Txoj Kev 1 ntawm 3: Ntxuav Av thiab Av
Kauj Ruam 1. So cov hlau galvanized nrog daim ntaub ntub
Kev ntxuav ua ntej nrog daim ntaub ntub dej hauv cov dej huv tuaj yeem tshem cov plua plav lossis av tawm ntawm cov hlau galvanized. Kev saib xyuas tsis tu ncua yuav txo qis cov plua plav thiab cov tshuaj tsim tawm uas tsim los ntawm cov hlau saum lub sijhawm, thiab ua kom yooj yim dua tom qab.
Kauj Ruam 2. Txhuam cov hlau nrog txhuam thiab xab npum tov
Tso 15 ml ntawm xab npum ntxhua khaub ncaws rau hauv ib lub thoob dej. Xyuas kom koj txhuam tag nrho saum npoo ntawm cov hlau thiab ntxuav cov tawv tawv tawv uas tshwm sim los ntawm kev sib tsoo ntawm cov hmoov av lossis av nkos. Siv cov nylon lossis yas txhuam vim tias lwm hom txhuam tuaj yeem cuam tshuam nrog cov hlau thiab hloov xim qub.
- Tsis txhob siv tshuaj ntxhua hnyav. Cov tshuaj ntxuav nrog pH ntau dua 12 lossis 13 tuaj yeem yaj cov zinc ntawm cov hlau galvanized.
- Kev ntxuav cov hlau nyob rau hauv txoj kev no yuav ua rau thaj chaw uas tau raug ntxuav zoo li txawv ntawm thaj chaw uas tseem qias neeg.
- Kev txhuam cov hlau galvanized heev ua kom muaj zog nrog cov khoom siv txhuam tuaj yeem txo nws lub neej thiab ua rau cov zinc txheej puas. Rub cov hlau galvanized maj mam muab.
Kauj Ruam 3. Siv lub tsheb lossis tsheb ntxuav xab npum los ntxuav cov hlau galvanized
Cov tsheb thauj khoom thiab tsheb tau tsim los txhawm rau txo qhov muaj peev xwm ua rau xeb thiab feem ntau yog tsim rau tu cov hlau galvanized. Nco ntsoov, tsis txhob hnov qab yaug cov hlau kom huv nrog dej txias tom qab siv lub tshuab nqus tsev.
- Nco ntsoov nyeem sab nraum qab ntawm lub tsheb ntxuav rau cov lus qhia rau kev siv thiab lus ceeb toom.
- Koj tuaj yeem yuav cov xab npum ntawm lub khw pib tsheb, chaw yuav khoom, lossis khw hauv online.
- Feem ntau cov tsheb niaj hnub siv cov hlau galvanized los tiv thaiv xeb los ntawm kev tsim.
Kauj Ruam 4. Txau cov hlau nrog lub tshuab nqus dej siab kom tsawg los ntxuav thaj tsam loj
Yog tias cov hlau galvanized los muab ntxuav kom loj txaus, xws li lub ru tsev lossis ib sab ntawm lub tsev, siv lub tshuab txau tsuag kom txuag sijhawm thiab siv zog. Nws kuj tseem tuaj yeem yog txoj hauv kev nrawm los yaug tawm cov tshuaj ntxhua khaub ncaws lossis cov khoom ntxuav uas siv los ntxuav cov hlau.
Nco ntsoov tias lub siab ntawm lub tshuab txau qis dua 1450 psi thiaj li tsis ua kom puas txheej zinc ntawm cov hlau
Txoj Kev 2 ntawm 3: Tshem Dawb Rust
Kauj Ruam 1. Sib tov ammonia thiab dej hauv qhov sib piv 1:10 hauv ib lub thoob
Koj tuaj yeem yuav cov tshuaj ntxhua khaub ncaws raws li ammonia ntawm yuav luag txhua lub khw muag khoom noj. Sib tov cov tshuaj ammonia thiab dej hauv lub thoob thiab siv cov tshuaj los ntxuav cov hlau galvanized.
- Hnav hnab looj tes thaum ua haujlwm li ammonia tuaj yeem ua rau khaus thiab hlawv tshuaj rau tib neeg daim tawv nqaij.
- Koj kuj tseem tuaj yeem siv CLR, kua txiv qaub, cov tshuaj xeb, ntxuav cov kua qaub, lossis kua txiv dawb los ntawm ammonia kom tshem cov xeb dawb los ntawm cov hlau galvanized.
Kauj Ruam 2. Dip tus txhuam nylon zoo hauv kev daws thiab txhuam cov hlau galvanized
Dip tus txhuam nylon hauv qhov kev daws teeb meem saum toj no thiab txhuam nws ncig ntawm cov hlau galvanized saum npoo. Xyuas kom koj ntxuav thaj chaw uas qias neeg tshaj plaws. Cov hmoov xeb dawb yuav pib hnav tom qab txhuam.
Kauj Ruam 3. Thov tshuaj lom passivating kho rau hlau
Cov chaw tsim khoom hlau tuaj yeem txaus siab muab cov txheej tiv thaiv tshiab rau hlau rau tus nqi. Cov txheej no tuaj yeem txo qhov kev pheej hmoo ntawm xeb dawb tshwm rau ntawm cov hlau galvanized saum npoo. Cov txheej txheem no yog ua los ntawm kev ntxiv txheej txheej txheej dej tiv thaiv cov chromate los tiv thaiv cov hlau los ntawm kev puas tsuaj los ntawm ib puag ncig ib puag ncig.
Kev siv nyiaj ntawm kev tiv thaiv tsis zoo tuaj yeem txuag koj cov nyiaj hauv lub sijhawm ntev vim tias koj tsis tas yuav yuav hlau tshiab
Kauj Ruam 4. Yaug cov hlau nrog dej thiab qhuav kom huv
Siv dej huv thaum yaug cov hlau galvanized. Cov tshuaj lom neeg sab laug tuaj yeem ua rau corrode lossis ua kom puas cov hlau txheej tiv thaiv nyob rau lub sijhawm ntev.
Kauj Ruam 5. Tsis txhob khaws cov hlau tso rau hauv qhov chaw ntub lossis qhov cua tsis zoo
Khaws cov hlau ua tsis zoo tuaj yeem ua rau cov xeb tawm tsam. Hloov chaw ntawm cov hlau, sim tig nws kom yooj yim rau cov hlau kom qhuav thaum nws ntub. Kev nqes dej ntau dhau sijhawm tuaj yeem ua rau zinc txhim kho ntawm cov hlau.
Txoj Kev 3 ntawm 3: Ntxuav Xim
Kauj Ruam 1. Tshem tawm cov xim qub nrog ntoo los yog yas scraper
Tsis txhob siv hlau scraper los ntxuav cov xim pleev xim rau ntawm cov hlau galvanized vim tias nws tuaj yeem khawb thiab ua puas rau saum npoo. Tshem tawm cov xim qub dhau thiab tev lub tsho ntawm cov xim hauv cov loj. Tom qab ntawd, ntxuav cov seem ntawm cov xim me me uas tseem txuas nrog. Tsis tas yuav tsum txhuam nws kom huv vim koj yuav siv cov txheej txheem tshuaj tshem tawm cov xim ntau dhau.
- Yog tias cov xim tseem tshiab thiab ntub, hla cov kauj ruam no thiab txav mus rau qib thib ob hauv txoj kev no.
- Koj kuj tseem tuaj yeem siv cov ntawv xuab zeb lossis txhuam hlau los tshem tawm cov xim lossis xeb ua raws cov hlau galvanized. Txawm li cas los xij, nco ntsoov tias txoj hauv kev no tuaj yeem ua rau muaj xim daj. Yog li, yog tias koj xav tswj cov tsos ntawm cov hlau, ob lub cuab yeej no tsis haum rau siv thaum lub sijhawm ua haujlwm tu.
Kauj Ruam 2. Txhuam cov xim tshiab nrog cov xim pleev xim tas li
Yog tias cov xim tshiab, koj tuaj yeem siv txhuam nylon thiab pleev xim kom huv los txhuam cov hlau galvanized. Rub cov xim pleev xim rau cov hlau galvanized nrog cov khaub ncaws thiab txhuam nrog cov txhuam nylon.
Kauj Ruam 3. So cov hlau nrog cov khoom uas tsis yog alkaline tev kom tshem cov xim tawv ncauj
Cov xim uas tau qhuav lawm yuav nyuaj rau ntxuav. Hmoov zoo, feem ntau cov xim yuav ua rau tsis zoo rau cov ntsiab lus zinc ntawm cov hlau galvanized, ua rau nws yooj yim tev tawm ib zaug qhuav thiab yooj yim los ntxuav.
Thov cov xim pleev xim nrog cov khaub ncaws thiab txhuam nrog cov nylon lossis yas txhuam txhuam
Kauj Ruam 4. Yaug cov khoom pleev xim kom huv si tom qab ntxuav tas
Cov tshuaj lom neeg seem tuaj yeem hloov xim xim hlau tom qab. Nco ntsoov tias koj yaug qhov seem ntawm cov hlau los ntawm kev yaug nws nrog dej huv.
